Tiger Woods stands next to his former caddie Steve Williams, current caddie of Australia's Adam Scott during the fourth and final round of the 2013 British Open Golf Championship at Muirfield. Peter Muhly AFP/Getty Images

Adam Scott (R) stands next to his caddie Steve Williams, also former caddie oTiger Woods (standing L), before the former tees off from the first during the fourth and final round of the 2013 British Open Golf Championship at Muirfield. PETER MUHLY AFP/Getty Images

Tiger Woods tees off on the first during the fourth and final round of the 2013 British Open Golf Championship at Muirfield. Peter Muhly AFP/Getty Images

Keegan Bradley tees off on the 5th hole during the final round. Andrew Redington Getty Images